; RUN: opt < %s -separate-const-offset-from-gep -slsr -gvn -S | FileCheck %s ; RUN: llc < %s -march=nvptx64 -mcpu=sm_35 | FileCheck %s --check-prefix=PTX target datalayout = "e-i64:64-v16:16-v32:32-n16:32:64" target triple = "nvptx64-unknown-unknown" ; arr[i + 5] ; arr[i * 2 + 5] ; arr[i * 3 + 5] ; arr[i * 4 + 5] ; ; => reassociate-geps ; ; *(&arr[i] + 5) ; *(&arr[i * 2] + 5) ; *(&arr[i * 3] + 5) ; *(&arr[i * 4] + 5) ; ; => slsr ; ; p1 = &arr[i] ; *(p1 + 5) ; p2 = p1 + i ; *(p2 + 5) ; p3 = p2 + i ; *(p3 + 5) ; p4 = p3 + i ; *(p4 + 5) define void @slsr_after_reassociate_geps(float* %arr, i32 %i) { ; CHECK-LABEL: @slsr_after_reassociate_geps( ; PTX-LABEL: .visible .func slsr_after_reassociate_geps( ; PTX: ld.param.u64 [[arr:%rd[0-9]+]], [slsr_after_reassociate_geps_param_0]; ; PTX: ld.param.u32 [[i:%r[0-9]+]], [slsr_after_reassociate_geps_param_1]; %i2 = shl nsw i32 %i, 1 %i3 = mul nsw i32 %i, 3 %i4 = shl nsw i32 %i, 2 %j1 = add nsw i32 %i, 5 %p1 = getelementptr inbounds float, float* %arr, i32 %j1 ; CHECK: [[b1:%[0-9]+]] = getelementptr float, float* %arr, i64 [[bump:%[0-9]+]] ; PTX: mul.wide.s32 [[i4:%rd[0-9]+]], [[i]], 4; ; PTX: add.s64 [[base1:%rd[0-9]+]], [[arr]], [[i4]]; %v1 = load float, float* %p1, align 4 ; PTX: ld.f32 {{%f[0-9]+}}, {{\[}}[[base1]]+20]; call void @foo(float %v1) %j2 = add nsw i32 %i2, 5 %p2 = getelementptr inbounds float, float* %arr, i32 %j2 ; CHECK: [[b2:%[0-9]+]] = getelementptr float, float* [[b1]], i64 [[bump]] ; PTX: add.s64 [[base2:%rd[0-9]+]], [[base1]], [[i4]]; %v2 = load float, float* %p2, align 4 ; PTX: ld.f32 {{%f[0-9]+}}, {{\[}}[[base2]]+20]; call void @foo(float %v2) %j3 = add nsw i32 %i3, 5 %p3 = getelementptr inbounds float, float* %arr, i32 %j3 ; CHECK: [[b3:%[0-9]+]] = getelementptr float, float* [[b2]], i64 [[bump]] ; PTX: add.s64 [[base3:%rd[0-9]+]], [[base2]], [[i4]]; %v3 = load float, float* %p3, align 4 ; PTX: ld.f32 {{%f[0-9]+}}, {{\[}}[[base3]]+20]; call void @foo(float %v3) %j4 = add nsw i32 %i4, 5 %p4 = getelementptr inbounds float, float* %arr, i32 %j4 ; CHECK: [[b4:%[0-9]+]] = getelementptr float, float* [[b3]], i64 [[bump]] ; PTX: add.s64 [[base4:%rd[0-9]+]], [[base3]], [[i4]]; %v4 = load float, float* %p4, align 4 ; PTX: ld.f32 {{%f[0-9]+}}, {{\[}}[[base4]]+20]; call void @foo(float %v4) ret void } declare void @foo(float)